During the recording for the '2017 Idol Star Atheltic Championship', Joy surprised fans with a short bob and bangs. Many are loving her new style and assuming the sudden change is for her lead role in upcoming tvN drama 'The Liar and His Lover'. 

The photo below is the Japanese actress who played the female lead in the Japanese version of the drama. Fans assume that Joy is going for the character's signature look. 

How do you like Joy's new short hair?